title: No hawkers, canvassers or solicitors!
authors.forename: P
authors.initials: P
authors.lastname: Gerber
mesh_terms: D000329:Advertising / Q000592:standards / Q000639:trends*; D004995:Ethics, Professional; D008318:Malpractice / Q000639:trends*; D009517:New South Wales; D014481:United States